Rinnai CU199i - User Manual

Rinnai Tankless Water Heater Installaon and Operaon Manual
• Do not store or use gasoline or other ammable vapors and liquids in the vicinity of this or any other appliance.
• WHAT TO DO IF YOU SMELL GAS
 Do not try to light any appliance.
 Do not touch any electrical switch; do not use any phone in your building.
 Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instrucons.
 If you cannot reach your gas supplier, call the re department.
• Installaon and service must be performed by a qualied installer, service agency or the gas supplier.
If the informaon in these instrucons is not followed exactly, a re or explosion
may result causing property damage, personal injury, or death.
WARNING
• Ne pas entreposer ni uliser d’essence ou ni d’autres vapeurs ou liquides inammables à proximité de cet appareil
ou de tout autre appareil.
• QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ :
 Ne pas tenter d’allumer d’appareil.
 Ne touchez à aucun interrupteur ; ne pas vous servir des téléphones se trouvant dans le bâment.
 Appelez immédiatement votre fournisseur de gaz depuis un voisin. Suivez les instrucons du fournisseur.
 Si vous ne pouvez rejoindre le fournisseur, appelez le service des incendies.
• L’installaon et l’entreen doivent être assurés par un installateur ou un service d’entreen qualié ou par le
fournisseur de gaz.
Assurez-vous de bien suivre les instrucons données dans cee noce
pour réduire au minimum le risque d’incendie ou d’explosion ou pour
éviter tout dommage matériel, toute blessure ou la mort.
AVERTISSEMENT
Tankless Water Heater
Installaon and Operaon Manual
ANSI Z21.10.3 ● CSA 4.3
INTERNAL (INDOOR) MODELS:
EXTERNAL (OUTDOOR) MODELS:
Place
Model/Serial #
Label Here
Located in Manual Bag
Full-length French and Spanish versions
available online at rinnai.us
CU199i (REU-N3237FFC-US)
CU160i (REU-N2530FFC-US)
CU199e (REU-N3237WC-US)
CU160e (REU-N2530WC-US)
Rinnai Customer Care 1-800-621-9419 rinnai.us
U334-0775(00)
06000012337594

Summary

Safety Information

Critical Safety Precautions

Essential safety warnings and guidelines for installation and operation to prevent hazards.

Installation Procedures

General Installation Guidelines

Fundamental rules and considerations for installing the water heater correctly.

Location and Mounting

Venting System Installation

Procedures and requirements for installing direct, non-direct, and common vent systems.

Plumbing and Gas Connections

Steps for connecting water supply, isolation valves, PRV, condensate, and gas lines.

Power Supply and Settings

Operation and Control

Operating Safety Precautions

Crucial safety measures to follow during water heater operation.

Controller Functions and Settings

Maintenance and Service

Routine Maintenance Schedule

Rinnai CU199i Specifications

General

Type	Tankless Water Heater
Installation Type	Indoor
Minimum Activation Flow Rate	0.4 GPM
Gas Connection	3/4" NPT
Water Connection	3/4" NPT
Fuel Type	Natural Gas
Maximum BTU	199, 000 BTU
Flow Rate	11 GPM
Venting	Direct Vent
Temperature Range	98°F to 140°F
Electrical Requirements	120V, 60Hz
Ignition Type	Electronic